/* styles.css - shared across all pages (v2) */
:root {
  --primary: #2563eb;
  --dark: #0f172a;
  --light: #f8fafc;
  --accent: #e2e8f0;
}
*{box-sizing:border-box;margin:0;padding:0;scroll-behavior:smooth}
html, body {height:100%;}
body {
  display:flex;
  flex-direction:column;
  font-family:Inter,system-ui,Arial,sans-serif;
  color:var(--dark);
  background:var(--light);
  line-height:1.6;
  transition:opacity .45s ease;
}
body.fade-out{opacity:0}
main{flex:1}
header{background:white;box-shadow:0 2px 10px rgba(0,0,0,.05);position:sticky;top:0;z-index:1000}
nav{max-width:1200px;margin:auto;display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem}
.logo{font-family:'Playfair Display',serif;font-size:1.6rem;color:var(--primary);text-decoration:none;font-weight:600}
.nav-links{display:flex;gap:1rem;align-items:center}
.nav-links a{color:var(--dark);text-decoration:none;font-weight:500;padding:.3rem .6rem;border-radius:6px;transition:background .2s,color .2s}
.nav-links a.active, .nav-links a:hover{background:rgba(37,99,235,.08);color:var(--primary)}
.hero{background:linear-gradient(rgba(0,0,0,.45),rgba(0,0,0,.45)),url('https://theindiaexplorer.com/wp-content/uploads/2024/01/Kolahoi-Glacier-Trek-1024x576.webp') center/cover no-repeat;height:80vh;display:flex;align-items:center;justify-content:center;color:#fff;text-align:center;padding:2rem}
.hero h1{font-size:2.6rem;margin-bottom:.8rem}
.hero p{color:#e5e7eb;max-width:700px;margin:0 auto 1.2rem}
.btn-primary{background:var(--primary);color:#fff;padding:.75rem 1.2rem;border-radius:8px;text-decoration:none;font-weight:600;display:inline-block}
.section{max-width:1200px;margin:3rem auto;padding:2rem}
.section h2{text-align:center;font-size:1.9rem;margin-bottom:.6rem}
.section p.section-desc{text-align:center;color:#475569;margin-bottom:1.6rem}
.about{display:flex;gap:2rem;align-items:center;flex-wrap:wrap}
.about img{flex:1;max-width:500px;border-radius:10px}
.about-text{flex:1;min-width:260px}
.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.2rem}
.project-card{background:white;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.06);overflow:hidden;transition:transform .28s}
.project-card:hover{transform:translateY(-6px)}
.project-card img{width:100%;height:180px;object-fit:cover}
.blog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}
.blog-post{background:white;border-radius:10px;padding:1.2rem;box-shadow:0 2px 10px rgba(0,0,0,.04)}
.contact{text-align:center}
footer{background:var(--dark);color:white;text-align:center;padding:1.5rem 1rem;font-size:.9rem;margin-top:auto}
footer a{color:#93c5fd;text-decoration:none;margin:0 .4rem}
@media (max-width:768px){.about{flex-direction:column;text-align:center}.about img{max-width:100%}}
.fade-in{animation:fadeIn .6s ease both}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.container{padding:0 1rem}
.small{font-size:.95rem;color:#64748b}
.frame{border-radius:12px;overflow:hidden;border:1px solid rgba(15,23,42,.04)}